vocab Flashcards

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1
Q

Chemical change

A

the formation of a new substance with different properties; cannot be undone by physical means

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2
Q

Circulatory system

A

transports nutrients and oxygen to the body

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3
Q

Digestive system

A

breaks down food to provide nutrients and energy

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4
Q

Endocrine system

A

regulates the body with hormones

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5
Q

Excretory system

A

removes waste from the body

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6
Q

External stimulus

A

a change in the environment outside of the organism

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7
Q

Feedback mechanism

A

a response within a system that influences the activity of that system

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8
Q

Force

A

a push or pull that can change the position or motion of an object/material

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9
Q

Homeostasis

A

the body’s ability to keep the internal balance of the body stable

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10
Q

Integumentary system

A

provides protection of the body

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11
Q

Internal stimulus

A

a change within the organism

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12
Q

Motion

A

a change in the position of an object

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13
Q

Muscular system

A

provides movement of the body

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14
Q

Nervous system

A

controls and coordinates the body

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15
Q

Physical change

A

a change which alters matter without changing its chemical composition or the identity of the substance

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16
Q

Reproductive system

A

produces offspring

17
Q

Respiratory system

A

exchanges oxygen and carbon dioxide

18
Q

Skeletal system

A

provides structure and protection for the body

19
Q

Stable

A

balanced; unchanging

20
Q

Stimulus

A

a thing or event that causes a response or reaction

21
Q

System

A

interacting, interrelated, or interdependent elements forming a more complex whole